CN215745895U

CN215745895U - Double-side inclined slide block stamping forming mechanism

Info

Publication number: CN215745895U
Application number: CN202121877248.8U
Authority: CN
Inventors: 陈伟胜
Original assignee: Anfeinuo Jialixun Haiyan Connection Technology Co ltd
Current assignee: Anfeinuo Jialixun Haiyan Connection Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-08
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a bilateral oblique sliding block stamping forming mechanism, which relates to the field of stamping forming and comprises a lower die base and the like, wherein a concave template base plate and a concave template are fixed on the lower die base; the bending part is embedded in the bending hole, the floating hole is formed in the bending part in a penetrating mode, and the floating block is embedded in the floating hole; bending grooves are formed in the tops of the bending parts along the outer edges of the two sides of the floating material holes; one end of the floating spring is connected to the spring fixing piece, the other end of the floating spring is connected to the head of the force transmission pin, and the rod part of the force transmission pin extends into the pin hole and is propped against the lower end face of the floating material block; the upper end face of the floating block is arranged in the product, the spring assembly is installed on the fixing plate, the sliding block assembly is arranged below the spring assembly and slides up and down through the spring assembly, so that the inner buckling structures on two sides of the product are pushed into the bending groove, and the two sides are synchronously bent. The utility model integrates the double-side sliding blocks in one station, greatly saves the die space and reduces the processing and production cost.

Description

Double-side inclined slide block stamping forming mechanism

Technical Field

The utility model relates to the field of stamping, in particular to a stamping and forming mechanism for a double-side inclined sliding block.

Background

The existing stamping process is generally realized by utilizing vertical reciprocating motion, when a product to be stamped has a double-side internal buckling structure, a multi-step sliding block mechanism is generally required to bend due to space limitation, so that not only are a plurality of work stations required, but also the bending position precision is not high, and the requirement of a customer is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a bilateral inclined sliding block stamping forming mechanism which has the advantages of small die space, bilateral synchronous bending and high bending precision.

The purpose of the utility model is achieved by the following technical scheme: a double-side inclined sliding block stamping forming mechanism is used for stamping products, inner buckle structures are arranged on two sides of the products, and the double-side inclined sliding block stamping forming mechanism comprises a lower die base, a sliding block assembly, a fixing plate, a bending part, a floating block, a force transmission pin, a floating spring and a spring fixing piece; a concave template base plate and a concave template are fixed on the lower die base, and the concave template is fixed on the concave template base plate; a through hole is arranged on the lower die base in a penetrating manner and used for mounting a spring fixing piece, a pin hole is arranged on the concave die plate corresponding to the through hole in a penetrating manner, and a bending hole is arranged on the concave die plate corresponding to the pin hole in a penetrating manner; the diameter of the pin hole is smaller than that of the through hole and that of the bending hole; the bending part is embedded in the bending hole, a floating hole is formed in the bending part in a penetrating mode, the floating block is embedded in the floating hole and slides up and down along the inner wall of the floating hole, the height of the floating block is smaller than the depth of the floating hole, and the diameter of the floating block is larger than that of the pin hole; bending grooves are formed in the tops of the bending parts along the outer edges of the two sides of the floating material holes; one end of the floating material spring is connected to the spring fixing piece, the other end of the floating material spring is connected to the head of the force transmission pin, the head of the force transmission pin is clamped against the outer edge of the pin hole, and the rod part of the force transmission pin extends into the pin hole and is propped against the lower end face of the floating material block; the product is placed on the upper end surface of the floating block, and the width of the lower end surface of the product is larger than that of the floating block; the fixed plate of setting in the cavity die board top is by external equipment control drive, installs spring assembly on the fixed plate, the spring assembly below sets up sliding block set spare, and sliding block set spare locates the top of product, and sliding block set spare passes through spring assembly and realizes sliding from top to bottom, makes the interior knot structure on product both sides pushed up the bending inslot, realizes that bilateral synchronization is bent.

As a further technical scheme, a sliding seat is embedded at a position, close to a product, on the fixing plate, and the lower part of the sliding seat extends out of the lower surface of the fixing plate and faces towards the product; set up the spring groove in the slide and be used for putting into spring assembly, set up the slider groove below the spring groove and be used for putting into slider assembly, slider assembly slides from top to bottom along the slider groove.

As a further technical scheme, the spring assembly comprises a bending spring and a force transmission block, one end of the bending spring is connected to the top of the spring groove, and the other end of the bending spring is connected to the force transmission block.

As a further technical scheme, the force transfer block comprises a force transfer block body, and two sides of the lower surface of the force transfer block body respectively extend vertically towards the direction of the sliding block component to form a force transfer block support arm; the spring groove is in an inverted T shape, the bending spring is arranged on the vertical section of the spring groove, and the force transmission block body is arranged on the horizontal section of the spring groove; the horizontal section of the spring groove is communicated with the sliding block groove through a support arm channel, and two force transfer block support arms respectively extend into the sliding block groove through corresponding support arm channels and are propped against the sliding block component; the force transfer block slides up and down along the support arm channel through the support arm of the force transfer block.

As a further technical scheme, the sliding block groove adopts a symmetrical structure, the sliding block assembly comprises a first inclined sliding block and a second inclined sliding block which are symmetrically arranged in the sliding block groove, and two force transmission block support arms are respectively propped against the first inclined sliding block and the second inclined sliding block; the slide block groove is provided with an inclined plane, and when the slide block assembly slides upwards along the inclined plane, the first inclined slide block and the second inclined slide block are gradually opened; when the sliding block component slides downwards along the inclined surface, the first inclined sliding block and the second inclined sliding block are gradually gathered.

As a further technical scheme, the bottom of one side, away from each other, of the first oblique sliding block and the second oblique sliding block is provided with a protrusion for matching with the bending groove, so that the inner buckling structures on two sides of the product are tightly attached to the bending groove to realize the stamping of the product.

As a further technical scheme, the top of the slider groove is provided with a slider groove upper wall for limiting the upward sliding stroke of the slider assembly; and a limiting step is arranged in the slider groove and used for limiting the downward sliding stroke of the slider component.

As a further technical scheme, the bending part is detachably connected with the bending hole, and the bending part is replaced according to the shape of a product to be processed, so that the bending groove corresponds to the shape of the product to be processed.

As a further technical scheme, the floating material block is in clearance fit with the floating material hole.

As a further technical scheme, the spring fixing piece is a set screw.

The utility model has the beneficial effects that:

1. the double-side sliding blocks are integrated in one station, so that the die space is greatly saved, and the processing and production cost is reduced;

2. the bulges at the bottoms of the first oblique sliding block and the second oblique sliding block are matched with the bending groove, so that the inner buckling structures on two sides of the product are tightly attached to the bending groove to realize synchronous bending of two sides of the product, the size precision of the bending width is improved, and the bending stability is ensured.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention in an open state.

Fig. 2 is a partially enlarged schematic view of a region a in fig. 1.

Fig. 3 is a partially enlarged view of the region B in fig. 1.

Fig. 4 is a schematic structural view of the embodiment of the present invention in a clamped state.

Fig. 5 is a partially enlarged schematic view of the region C in fig. 4.

Description of reference numerals: the device comprises a lower die base 1, a through hole 1-1, a concave die plate backing plate 2, a pin hole 2-1, a concave die plate 3, a bending hole 3-1, a sliding block component 4, a first inclined sliding block 4-1, a second inclined sliding block 4-2, a protrusion 4-3, a force transfer block 5, a force transfer block body 5-1, a force transfer block support arm 5-2, a bending spring 6, a sliding seat 7, a spring groove 7-1, a sliding block groove 7-2, a support arm channel 7-3, an inclined surface 7-4, a sliding block groove upper wall 7-5, a limiting step 7-6, a fixing plate 8, a product 9, a bending part 10, a floating hole 10-1, a bending groove 10-2, a floating block 11, a force transfer pin 12, a floating spring 13 and a stop screw 14.

Detailed Description

The utility model will be described in detail below with reference to the following drawings:

example (b): as shown in fig. 1 to 5, the double-side inclined slider stamping and forming mechanism is used for stamping a product 9, both sides of the product 9 are provided with inner buckle structures 9-1 (shown in fig. 3), and the double-side inclined slider stamping and forming mechanism comprises a lower die holder 1, a slider assembly 4, a fixing plate 8, a bent part 10, a floating block 11, a force transmission pin 12, a floating spring 13 and a set screw 14. Referring to the attached drawing 1, a cavity plate backing plate 2 and a cavity plate 3 are fixed on the lower die base 1, and the cavity plate 3 is fixed on the cavity plate backing plate 2; a through hole 1-1 is arranged on the lower die base 1 in a penetrating way and used for fixedly mounting a set screw 14, a pin hole 2-1 is arranged on the concave die plate pad 2 in a penetrating way at the position corresponding to the through hole 1-1, and a bending hole 3-1 is arranged on the concave die plate 3 in a penetrating way at the position corresponding to the pin hole 2-1; the diameter of the pin hole 2-1 is smaller than that of the through hole 1-1 and that of the bending hole 3-1, so that the force transmission pin 12 can freely slide along the pin hole 2-1.

Referring to the attached drawing 3, the bending part 10 is embedded in the bending hole 3-1, a floating hole 10-1 is formed in the bending part 10 in a penetrating mode, a floating block 11 is embedded in the floating hole 10-1 and slides up and down along the inner wall of the floating hole 10-1, the height of the floating block 11 is smaller than the depth of the floating hole 10-1, it is guaranteed that a product 9 enters the floating hole 10-1 and contacts with a bending groove 10-2 when the lower surface of the floating block 11 contacts with a concave template base plate 2, the diameter of the floating block 11 is larger than that of a pin hole 2-1, and it is guaranteed that the floating block 11 cannot pass through the pin hole 2-1; the top of the bending part 10 is provided with a bending groove 10-2 along the outer edges of two sides of the floating hole 10-1.

Referring to the attached

drawings

1 and 2, one end of a floating material spring 13 is connected to a set screw 14, the other end of the floating material spring 13 is connected to the head of a force transmission pin 12, the head of the force transmission pin 12 is clamped against the outer edge of a pin hole 2-1, and the rod part of the force transmission pin 12 extends into the pin hole 2-1 and is propped against the lower end face of a floating material block 9; the product 9 is arranged on the upper end face of the floating block 11, and the width of the lower end face of the product 9 is larger than that of the floating block 11. A fixed plate 8 arranged above the cavity plate 3 is controlled and driven by external equipment, a sliding seat 7 is embedded in the position, close to a product 9, of the fixed plate 8, and the lower part of the sliding seat 7 extends out of the lower surface of the fixed plate 8 and faces the product 9; a spring groove 7-1 is formed in the sliding seat 7 and used for containing a bending spring 6 and a force transmission block 5, one end of the bending spring 6 is connected to the top of the spring groove 7-1, and the other end of the bending spring 6 is connected to the force transmission block 5. And a slider groove 7-2 is formed below the spring groove 7-1 and used for placing the slider component 4 above the product 9, and the slider component 4 slides up and down along the slider groove 7-2, so that the inner buckle structures 9-1 on two sides of the product 9 are pushed into the bending groove 10-2, and double-side synchronous bending is realized.

Referring to fig. 2, the force transfer block 5 comprises a force transfer block body 5-1, and two sides of the lower surface of the force transfer block body 5-1 respectively extend vertically towards the direction of the sliding block component 4 to form a force transfer block support arm 5-2; the spring groove 7-1 is in an inverted T shape, the bending spring 6 is arranged at the vertical section of the spring groove 7-1, and the force transmission block body 5-1 is arranged at the horizontal section of the spring groove 7-1; the horizontal section of the spring slot 7-1 is communicated with the sliding block slot 7-2 through a support arm channel 7-3, and two force transfer block support arms 5-2 respectively extend into the sliding block slot 7-2 through the corresponding support arm channels 7-3 and are propped against the sliding block component 4; the force transfer block 5 slides up and down along the support arm channel 7-3 through the force transfer block support arm 5-2. The sliding block groove 7-2 adopts a symmetrical structure, the sliding block assembly 4 comprises a first inclined sliding block 4-1 and a second inclined sliding block 4-2 which are symmetrically arranged in the sliding block groove 7-2, and two force transmission block support arms 5-2 are respectively propped against the first inclined sliding block 4-1 and the second inclined sliding block 4-2; the slider groove 7-2 is provided with an inclined surface 7-4, and when the slider component 4 slides upwards along the inclined surface 7-4, the first inclined slider 4-1 and the second inclined slider 4-2 are gradually opened; when the slider assembly 4 slides down the inclined surface 7-4, the first and second inclined sliders 4-1 and 4-2 gradually come together.

Referring to fig. 4 and 5, the bottom of the side, away from each other, of each of the first inclined sliding block 4-1 and the second inclined sliding block 4-2 is provided with a protrusion 4-3 for matching with the bending groove 10-2, so that the inner buckle structures 9-1 on the two sides of the product 9 are tightly attached to the bending groove 10-2 to realize the stamping of the product 9. The top of the slider groove 7-2 is provided with a slider groove upper wall 7-5 for limiting the upward sliding stroke of the slider component 4; and a limiting step 7-6 is arranged in the slider groove 7-2 and is used for limiting the downward sliding stroke of the slider assembly 4.

Preferably, the bending part 10 is detachably connected with the bending hole 3-1, and the bending part 10 is replaced according to the shape of the product 9 to be processed, so that the bending groove 10-2 corresponds to the shape of the product 9 to be processed. The floating material block 11 is in clearance fit with the floating material hole 10-1.

The working process of the utility model is as follows:

when the external equipment drives the fixed plate 8 to downwards mold, the slide seat 7 synchronously moves downwards under the driving of the fixed plate 8, and then the slide block assembly 4 is driven to move downwards. When the lower surface of the sliding block component 4 contacts the product 9, the floating block 11 is pushed to move downwards along the floating hole 10-1, and then the force transmission pin 12 is pushed to move downwards. When the lower surface of the float block 11 contacts the cavity plate 2, the float block 11 stops moving, and the slider assembly 4 stops moving downward under the action of the float block 11. At this time, the slide carriage 7 continues to move downwards, so that the first inclined slide block 4-1 slides leftwards relative to the product 9 while the second inclined slide block 4-2 slides rightwards relative to the product 9 under the action of the inclined plane 7-4. Under the combined action of the bulges 4-3 of the sliding block component 4 and the bending grooves 10-2 on the bending parts 10, the inner buckling structures 9-1 on two sides of the product 9 are pushed into the bending grooves 10-2 and are tightly attached to each other, so that the synchronous bending of two sides is realized. When the upper surfaces of the first and second diagonal slides 4-1 and 4-2 contact the upper wall 7-5 of the slide groove, the slide assembly 4 stops moving, and the die completes the die assembly, as shown in fig. 5.

When the external equipment drives the fixed plate 8 to open the die upwards, the sliding seat 7 moves upwards synchronously under the driving of the fixed plate 8. Under the action of the bending spring 6, the force transmission block 5 moves downwards relative to the sliding seat 7, and then the sliding block assembly 4 is pushed to move obliquely relative to the sliding seat 7. Under the action of the inclined plane 7-4, the first inclined slide block 4-1 slides rightwards relative to the product 9, and the second inclined slide block 4-2 slides leftwards relative to the product 9, so that the first inclined slide block 4-1 and the second inclined slide block 4-2 gradually approach towards the middle, the protrusion 4-3 is separated from the inner buckle structure 9-1 at two sides of the product 9, when the surface of the slide block component 4 contacts the limiting step 7-6 and cannot slide continuously, the slide block component 4 stops sliding leftwards and rightwards to complete the reset action, and then the slide seat 7 continues to move upwards to drive the slide block component 4 to continue moving upwards to complete the demoulding action.

For a product with a double-side inner buckling structure, due to the limitation of product space, a multi-step sliding block mechanism is generally required to bend when the product is processed by the prior art, so that not only are a plurality of work stations required, but also the bending position precision is not high, and the requirement of a customer is difficult to meet. The utility model skillfully integrates the double-sided sliding blocks in one station, thereby greatly saving the die space and reducing the processing and production cost; meanwhile, the utility model adopts the synchronous bending of the two sides, which not only improves the dimensional accuracy of the bending width, but also ensures the bending stability.

It should be understood that equivalent alterations and modifications of the technical solution and the inventive concept of the present invention by those skilled in the art should fall within the scope of the appended claims.

Claims

1. The utility model provides a bilateral slider punching press forming mechanism to one side for punching press product (9), the both sides of product (9) all have interior knot structure (9-1), its characterized in that: the device comprises a lower die holder (1), a sliding block assembly (4), a fixing plate (8), a bending part (10), a floating block (11), a force transmission pin (12), a floating spring (13) and a spring fixing piece;

a concave template backing plate (2) and a concave template (3) are fixed on the lower die base (1), and the concave template (3) is fixed on the concave template backing plate (2); a through hole (1-1) is arranged on the lower die base (1) in a penetrating manner and used for installing a spring fixing piece, a pin hole (2-1) is arranged on the concave die plate backing plate (2) in a penetrating manner at a position corresponding to the through hole (1-1), and a bending hole (3-1) is arranged on the concave die plate (3) in a penetrating manner at a position corresponding to the pin hole (2-1); the diameter of the pin hole (2-1) is smaller than that of the through hole (1-1) and that of the bending hole (3-1);

the bending part (10) is embedded in the bending hole (3-1), the bending part (10) is provided with a floating material hole (10-1) in a penetrating manner, the floating material block (11) is embedded in the floating material hole (10-1) and slides up and down along the inner wall of the floating material hole (10-1), the height of the floating material block (11) is smaller than the depth of the floating material hole (10-1), and the diameter of the floating material block (11) is larger than that of the pin hole (2-1); the top of the bending part (10) is provided with bending grooves (10-2) along the outer edges of the two sides of the floating material hole (10-1);

one end of the floating spring (13) is connected to the spring fixing piece, the other end of the floating spring (13) is connected to the head of the force transmission pin (12), the head of the force transmission pin (12) is clamped against the outer edge of the pin hole (2-1), and the rod part of the force transmission pin (12) extends into the pin hole (2-1) and is propped against the lower end face of the floating block (9); the product (9) is arranged on the upper end surface of the floating material block (11), and the width of the lower end surface of the product (9) is larger than that of the floating material block (11);

the fixed plate (8) arranged above the concave die plate (3) is controlled and driven by external equipment, the spring assembly is installed on the fixed plate (8), the sliding block assembly (4) is arranged below the spring assembly, the sliding block assembly (4) is arranged above a product (9), the sliding block assembly (4) slides up and down through the spring assembly, the inner buckle structures (9-1) on two sides of the product (9) are pushed into the bending grooves (10-2), and double-side synchronous bending is achieved.

2. The double-sided oblique slider press forming mechanism of claim 1, wherein: a sliding seat (7) is embedded in a position, close to the product (9), on the fixing plate (8), and the lower part of the sliding seat (7) extends out of the lower surface of the fixing plate (8) and faces towards the product (9); a spring groove (7-1) is formed in the sliding seat (7) and used for placing a spring assembly, a sliding block groove (7-2) is formed below the spring groove (7-1) and used for placing a sliding block assembly (4), and the sliding block assembly (4) slides up and down along the sliding block groove (7-2).

3. The double-sided oblique slider press forming mechanism of claim 2, wherein: the spring assembly comprises a bending spring (6) and a force transmission block (5), one end of the bending spring (6) is connected to the top of the spring groove (7-1), and the other end of the bending spring (6) is connected to the force transmission block (5).

4. The double-sided oblique slider press forming mechanism of claim 3, wherein: the force transfer block (5) comprises a force transfer block body (5-1), and two sides of the lower surface of the force transfer block body (5-1) respectively extend vertically towards the direction of the sliding block component (4) to form a force transfer block support arm (5-2); the spring groove (7-1) is in an inverted T shape, the bending spring (6) is arranged at the vertical section of the spring groove (7-1), and the force transmission block body (5-1) is arranged at the horizontal section of the spring groove (7-1); the horizontal section of the spring groove (7-1) is communicated with the sliding block groove (7-2) through a support arm channel (7-3), and two force transfer block support arms (5-2) respectively extend into the sliding block groove (7-2) through the corresponding support arm channels (7-3) and are propped against the sliding block component (4); the force transfer block (5) slides up and down along the support arm channel (7-3) through the support arm (5-2) of the force transfer block.

5. The double-sided oblique slider press forming mechanism of claim 4, wherein: the sliding block groove (7-2) adopts a symmetrical structure, the sliding block component (4) comprises a first inclined sliding block (4-1) and a second inclined sliding block (4-2) which are symmetrically arranged in the sliding block groove (7-2), and two force transmission block support arms (5-2) are respectively propped against the first inclined sliding block (4-1) and the second inclined sliding block (4-2); the slider groove (7-2) is provided with an inclined plane (7-4), and when the slider component (4) slides upwards along the inclined plane (7-4), the first inclined slider (4-1) and the second inclined slider (4-2) are gradually opened; when the sliding block component (4) slides downwards along the inclined plane (7-4), the first inclined sliding block (4-1) and the second inclined sliding block (4-2) are gradually gathered.

6. The double-sided oblique slider press forming mechanism of claim 5, wherein: the bottom of one side, away from each other, of each of the first oblique sliding block (4-1) and the second oblique sliding block (4-2) is provided with a protrusion (4-3) which is used for being matched with the bending groove (10-2) to enable the inner buckling structures (9-1) on the two sides of the product (9) to be attached to the bending groove (10-2) to achieve stamping forming of the product (9).

7. The double-sided oblique slider press forming mechanism of claim 5, wherein: the top of the slider groove (7-2) is provided with a slider groove upper wall (7-5) for limiting the upward sliding stroke of the slider component (4); and a limiting step (7-6) is arranged in the slider groove (7-2) and is used for limiting the downward sliding stroke of the slider component (4).

8. The double-sided oblique slider press forming mechanism of claim 1, wherein: the bending part (10) is detachably connected with the bending hole (3-1), and the bending part (10) is replaced according to the shape of the product (9) to be processed, so that the bending groove (10-2) corresponds to the shape of the product (9) to be processed.

9. The double-sided oblique slider press forming mechanism of claim 1, wherein: the floating material block (11) is in clearance fit with the floating material hole (10-1).

10. The double-sided oblique slider press forming mechanism of claim 1, wherein: the spring fixing piece is a stop screw (14).